{"schema_version":"onlylabs.public_signal.v1","title":"Microsoft Repo: microsoft/mxc","description":"Microsoft repo signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/ae64c880-1c3f-467a-836d-5f684e7defb6","json_url":"https://onlylabs.fyi/signals/ae64c880-1c3f-467a-836d-5f684e7defb6/signal.json","generated_at":"2026-06-11T02:53:05.879143+00:00","org":{"slug":"microsoft","name":"Microsoft","category":"frontier-lab","category_label":"Frontier lab","dossier_url":"https://onlylabs.fyi/labs/microsoft","dossier_json_url":"https://onlylabs.fyi/labs/microsoft/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/ae64c880-1c3f-467a-836d-5f684e7defb6","signal_json":"https://onlylabs.fyi/signals/ae64c880-1c3f-467a-836d-5f684e7defb6/signal.json","source":"https://github.com/microsoft/mxc","lab_dossier":"https://onlylabs.fyi/labs/microsoft","lab_dossier_json":"https://onlylabs.fyi/labs/microsoft/dossier.json","analysis":"https://onlylabs.fyi/analysis/microsoft","analysis_json":"https://onlylabs.fyi/analysis/microsoft/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/microsoft/evidence.json","category":"https://onlylabs.fyi/frontier","category_json":"https://onlylabs.fyi/frontier.json","category_feed":"https://onlylabs.fyi/frontier/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json","topic":null,"topic_signals_json":null,"topic_feed":null,"data_business":{"radar":"https://onlylabs.fyi/data-radar","radar_json":"https://onlylabs.fyi/data-radar.json","opportunities":"https://onlylabs.fyi/opportunities","opportunities_json":"https://onlylabs.fyi/opportunities.json","lanes":[{"key":"safety","label":"Safety and policy","url":"https://onlylabs.fyi/data-radar/safety","json_url":"https://onlylabs.fyi/data-radar/safety/signals.json"}]}},"answer_pack":{"answer":"Microsoft published microsoft/mxc (Rust). This repository signal exposes tooling, eval, infrastructure, or model-adjacent work before it may appear in a launch post. High-signal details: repo microsoft/mxc · language Rust · Solid new repo from Microsoft with moderate traction. onlylabs links this event to 1 captured evidence page and 6 related repo signals. It also maps to Safety and policy in the data-business radar.","signal_desk":"repos","source_context":{"source_url":"https://github.com/microsoft/mxc","source_host":"github.com","occurred_at":"2026-02-06T20:13:08+00:00","first_seen_at":"2026-06-07T07:00:21.222898+00:00","date_source":"source","context":"Rust"},"context_markers":[{"label":"Lab","value":"Microsoft","source":"signal"},{"label":"Signal desk","value":"repos","source":"signal"},{"label":"Source host","value":"github.com","source":"source"},{"label":"Repository","value":"microsoft/mxc","source":"source"},{"label":"Language","value":"Rust","source":"source"},{"label":"Stars","value":"882","source":"traction"},{"label":"Notability","value":"Solid new repo from Microsoft with moderate traction","source":"signal"},{"label":"Radar lane","value":"Safety and policy","source":"radar"},{"label":"Matched term","value":"policy","source":"radar"},{"label":"Watch term","value":"Infrastructure","source":"evidence"},{"label":"Watch term","value":"Safety and alignment","source":"evidence"}],"evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["plain"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://github.com/microsoft/mxc"],"related_signals":6,"has_source_url":true,"latest_page_fetched_at":"2026-06-11T02:53:05.879143+00:00"},"data_business":{"matches":true,"lanes":[{"key":"safety","label":"Safety and policy","url":"https://onlylabs.fyi/data-radar/safety","json_url":"https://onlylabs.fyi/data-radar/safety/signals.json"}],"matched_terms":["policy"],"score":14,"reason":"Microsoft has a repo signal matching safety and policy."},"agent_handoff":{"signal_json":"https://onlylabs.fyi/signals/ae64c880-1c3f-467a-836d-5f684e7defb6/signal.json","dossier_json":"https://onlylabs.fyi/labs/microsoft/dossier.json","analysis_json":"https://onlylabs.fyi/analysis/microsoft/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/microsoft/evidence.json","topic_signals_json":null,"topic_feed":null,"category_signals_json":"https://onlylabs.fyi/signals.json","data_radar_json":"https://onlylabs.fyi/data-radar.json","opportunities_json":"https://onlylabs.fyi/opportunities.json"},"analysis_playbook":{"objective":"Turn new repository signals into early evidence of tooling, eval, infrastructure, model-adjacent, or product work before it appears in polished launch channels.","evidence_focus":["repo name","owner","description","language","stars","source URL","first seen time","data, eval, infra, safety, and product terms"],"extraction_questions":["What technical area does this repository expose?","Does the repo imply eval, data, infrastructure, agent, or deployment work?","Is the repo new evidence for a lab direction that is not yet in writing or releases?","Which related signals should an analyst inspect next?"],"signal_questions":["What does this new repository reveal before a formal announcement exists?","What technical area does this repository expose?","Does the repo imply eval, data, infrastructure, agent, or deployment work?","Which data-business lane explains this signal: Safety and policy?","Do the 6 related repo signals show a repeated pattern?"],"output_fields":["org","repo","technical_theme","data_business_lane","evidence_url"],"data_business_relevance":"New repositories can expose organization build priorities early, especially around internal tooling, eval infrastructure, data systems, deployment, and agent workflows.","required_sources":[{"label":"signal_json","url":"https://onlylabs.fyi/signals/ae64c880-1c3f-467a-836d-5f684e7defb6/signal.json","required":true},{"label":"source","url":"https://github.com/microsoft/mxc","required":true},{"label":"dossier_json","url":"https://onlylabs.fyi/labs/microsoft/dossier.json","required":true},{"label":"analysis_evidence_json","url":"https://onlylabs.fyi/analysis/microsoft/evidence.json","required":true},{"label":"topic_signals_json","url":null,"required":false},{"label":"data_radar_json","url":"https://onlylabs.fyi/data-radar.json","required":true}],"expected_output":["one-paragraph source-grounded interpretation","data-business implication","confidence and missing evidence","recommended next source to inspect"],"prompt_seed":"Using only the linked onlylabs JSON, captured source context, and cited evidence, analyze Microsoft's repo signal \"microsoft/mxc\" for frontier lab strategy and data-business implications."},"semantic_triples":[{"subject":"Microsoft","predicate":"published repo","object":"microsoft/mxc","text":"Microsoft published repo microsoft/mxc."},{"subject":"microsoft/mxc","predicate":"is classified as","object":"repo signal","text":"microsoft/mxc is classified as repo signal."},{"subject":"microsoft/mxc","predicate":"belongs to","object":"repos desk","text":"microsoft/mxc belongs to repos desk."},{"subject":"microsoft/mxc","predicate":"has context","object":"Rust","text":"microsoft/mxc has context Rust."},{"subject":"microsoft/mxc","predicate":"has evidence coverage","object":"1 captured evidence page","text":"microsoft/mxc has evidence coverage 1 captured evidence page."},{"subject":"microsoft/mxc","predicate":"matches data-business lanes","object":"Safety and policy","text":"microsoft/mxc matches data-business lanes Safety and policy."},{"subject":"microsoft/mxc","predicate":"has captured page count","object":"1","text":"microsoft/mxc has captured page count 1."},{"subject":"microsoft/mxc","predicate":"has readable page count","object":"1","text":"microsoft/mxc has readable page count 1."},{"subject":"microsoft/mxc","predicate":"has related signal count","object":"6","text":"microsoft/mxc has related signal count 6."},{"subject":"microsoft/mxc","predicate":"has analysis playbook objective","object":"Turn new repository signals into early evidence of tooling, eval, infrastructure, model-adjacent, or product work before it appears in polished launch channels.","text":"microsoft/mxc has analysis playbook objective Turn new repository signals into early evidence of tooling, eval, infrastructure, model-adjacent, or product work before it appears in polished launch channels.."},{"subject":"microsoft/mxc","predicate":"has source host","object":"github.com","text":"microsoft/mxc has source host github.com."},{"subject":"microsoft/mxc","predicate":"has lab","object":"Microsoft","text":"microsoft/mxc has lab Microsoft."},{"subject":"microsoft/mxc","predicate":"has signal desk","object":"repos","text":"microsoft/mxc has signal desk repos."},{"subject":"microsoft/mxc","predicate":"has source host","object":"github.com","text":"microsoft/mxc has source host github.com."},{"subject":"microsoft/mxc","predicate":"has repository","object":"microsoft/mxc","text":"microsoft/mxc has repository microsoft/mxc."},{"subject":"microsoft/mxc","predicate":"has language","object":"Rust","text":"microsoft/mxc has language Rust."},{"subject":"microsoft/mxc","predicate":"has stars","object":"882","text":"microsoft/mxc has stars 882."},{"subject":"microsoft/mxc","predicate":"has notability","object":"Solid new repo from Microsoft with moderate traction","text":"microsoft/mxc has notability Solid new repo from Microsoft with moderate traction."},{"subject":"microsoft/mxc","predicate":"has radar lane","object":"Safety and policy","text":"microsoft/mxc has radar lane Safety and policy."}]},"intelligence":{"signal_desk":"repos","answer":"Microsoft published microsoft/mxc (Rust). This repository signal exposes tooling, eval, infrastructure, or model-adjacent work before it may appear in a launch post. High-signal details: repo microsoft/mxc · language Rust · Solid new repo from Microsoft with moderate traction. onlylabs links this event to 1 captured evidence page and 6 related repo signals. It also maps to Safety and policy in the data-business radar.","semantic_triples":[{"subject":"Microsoft","predicate":"published repo","object":"microsoft/mxc","text":"Microsoft published repo microsoft/mxc."},{"subject":"microsoft/mxc","predicate":"is classified as","object":"repo signal","text":"microsoft/mxc is classified as repo signal."},{"subject":"microsoft/mxc","predicate":"belongs to","object":"repos desk","text":"microsoft/mxc belongs to repos desk."},{"subject":"microsoft/mxc","predicate":"has context","object":"Rust","text":"microsoft/mxc has context Rust."},{"subject":"microsoft/mxc","predicate":"has evidence coverage","object":"1 captured evidence page","text":"microsoft/mxc has evidence coverage 1 captured evidence page."},{"subject":"microsoft/mxc","predicate":"matches data-business lanes","object":"Safety and policy","text":"microsoft/mxc matches data-business lanes Safety and policy."}]},"signal":{"id":"ae64c880-1c3f-467a-836d-5f684e7defb6","url":"https://onlylabs.fyi/signals/ae64c880-1c3f-467a-836d-5f684e7defb6","json_url":"https://onlylabs.fyi/signals/ae64c880-1c3f-467a-836d-5f684e7defb6/signal.json","source_url":"https://github.com/microsoft/mxc","title":"microsoft/mxc","summary":"Microsoft published a new repository. onlylabs watches repos for tooling, eval, infra, and model-adjacent work.","context":"Rust","kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"microsoft","name":"Microsoft","category":"frontier-lab"},"occurred_at":"2026-02-06T20:13:08+00:00","first_seen_at":"2026-06-07T07:00:21.222898+00:00","date_source":"source","evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["plain"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://github.com/microsoft/mxc"]},"facets":{"repo":"microsoft/mxc","language":"Rust"},"traction":{"github_stars":882,"hn_points":null,"hn_comments":null,"hn_story_id":null,"hf_downloads":null,"hf_likes":null},"data_radar":{"lanes":[{"key":"safety","label":"Safety and policy","url":"https://onlylabs.fyi/data-radar/safety"}],"score":14,"matched_terms":["policy"],"reason":"Microsoft has a repo signal matching safety and policy."}},"primary_evidence_page":{"url":"https://github.com/microsoft/mxc","final_url":"https://github.com/microsoft/mxc","title":"microsoft/mxc repository metadata","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-06-11T02:53:05.879143+00:00","bytes":17390,"raw_path":"0b10079a9e5fd6fd95709b5bea37242e7f65eb30956cfe4e123cdfcdd0700245.json","content_hash":"4767f17816d08964b55bf432360fa9b8d7cbd7438b66fd355b9630c066ae67c3","excerpt_chars":1200,"truncated":true,"excerpt":"microsoft/mxc Description: Policy-driven, layered isolation and containment Language: Rust License: MIT Stars: 875 Forks: 41 Open issues: 21 Created: 2026-02-06T20:13:08Z Pushed: 2026-06-11T00:26:38Z Default branch: main Fork: no Archived: no README: Microsoft eXecution Container (MXC) MXC is a **sandboxed code execution system** for running untrusted code (model output, plugins, tools) on Windows, Linux, and macOS. It provides multiple containment backends — from OS-native process sandboxes to full VMs — behind a unified JSON configuration schema and TypeScript SDK. > [!WARNING] > This repository contains an early preview of code published to enable early integration and feedback from developers on Microsoft Execution Containers. The underlying sandboxes in this early preview are expected to change as they are under ongoing development however we will aim to minimize compatibility impact as functionality evolves. There are known cases where the current policies generated by the MXC SDK in this repository are overly permissive and will be addressed before this is made more generally available. Security researcher partnership while MXC matures is welcome, however no MXC profiles..."},"evidence_pages":[{"url":"https://github.com/microsoft/mxc","final_url":"https://github.com/microsoft/mxc","title":"microsoft/mxc repository metadata","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-06-11T02:53:05.879143+00:00","bytes":17390,"raw_path":"0b10079a9e5fd6fd95709b5bea37242e7f65eb30956cfe4e123cdfcdd0700245.json","content_hash":"4767f17816d08964b55bf432360fa9b8d7cbd7438b66fd355b9630c066ae67c3","excerpt_chars":1200,"truncated":true,"excerpt":"microsoft/mxc Description: Policy-driven, layered isolation and containment Language: Rust License: MIT Stars: 875 Forks: 41 Open issues: 21 Created: 2026-02-06T20:13:08Z Pushed: 2026-06-11T00:26:38Z Default branch: main Fork: no Archived: no README: Microsoft eXecution Container (MXC) MXC is a **sandboxed code execution system** for running untrusted code (model output, plugins, tools) on Windows, Linux, and macOS. It provides multiple containment backends — from OS-native process sandboxes to full VMs — behind a unified JSON configuration schema and TypeScript SDK. > [!WARNING] > This repository contains an early preview of code published to enable early integration and feedback from developers on Microsoft Execution Containers. The underlying sandboxes in this early preview are expected to change as they are under ongoing development however we will aim to minimize compatibility impact as functionality evolves. There are known cases where the current policies generated by the MXC SDK in this repository are overly permissive and will be addressed before this is made more generally available. Security researcher partnership while MXC matures is welcome, however no MXC profiles..."}],"related_signals":[{"id":"8afe79f4-378b-4748-9e2a-3cf5e3253fdb","url":"https://onlylabs.fyi/signals/8afe79f4-378b-4748-9e2a-3cf5e3253fdb","source_url":"https://github.com/microsoft/Dev-Trio","title":"microsoft/Dev-Trio","context":null,"kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"microsoft","name":"Microsoft","category":"frontier-lab"},"occurred_at":"2026-06-08T03:41:01+00:00","first_seen_at":"2026-06-08T07:01:04.198092+00:00","date_source":"source"},{"id":"9e75fa50-dba7-4b77-9faf-166c323e3dff","url":"https://onlylabs.fyi/signals/9e75fa50-dba7-4b77-9faf-166c323e3dff","source_url":"https://github.com/microsoft/amplifier-app-paperclip","title":"microsoft/amplifier-app-paperclip","context":"TypeScript","kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"microsoft","name":"Microsoft","category":"frontier-lab"},"occurred_at":"2026-06-04T21:13:41+00:00","first_seen_at":"2026-06-05T20:58:41.438741+00:00","date_source":"source"},{"id":"76cacf33-54b2-4074-bec0-23944d8fb67c","url":"https://onlylabs.fyi/signals/76cacf33-54b2-4074-bec0-23944d8fb67c","source_url":"https://github.com/microsoft/create-github-app-token-via-key-vault","title":"microsoft/create-github-app-token-via-key-vault","context":"TypeScript","kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"microsoft","name":"Microsoft","category":"frontier-lab"},"occurred_at":"2026-06-04T18:22:49+00:00","first_seen_at":"2026-06-05T20:58:41.438741+00:00","date_source":"source"},{"id":"b2f7bcbd-9db3-4785-8a2a-2e0e0cb22ed2","url":"https://onlylabs.fyi/signals/b2f7bcbd-9db3-4785-8a2a-2e0e0cb22ed2","source_url":"https://github.com/microsoft/Enterprise-AI-Analytics-Pipeline","title":"microsoft/Enterprise-AI-Analytics-Pipeline","context":null,"kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"microsoft","name":"Microsoft","category":"frontier-lab"},"occurred_at":"2026-06-04T16:48:58+00:00","first_seen_at":"2026-06-05T20:58:41.438741+00:00","date_source":"source"},{"id":"51a9ec5d-5f14-45d9-b57a-db362b5d1ace","url":"https://onlylabs.fyi/signals/51a9ec5d-5f14-45d9-b57a-db362b5d1ace","source_url":"https://github.com/microsoft/fabric-org-app-template","title":"microsoft/fabric-org-app-template","context":"TypeScript","kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"microsoft","name":"Microsoft","category":"frontier-lab"},"occurred_at":"2026-06-03T18:26:42+00:00","first_seen_at":"2026-06-05T20:58:41.438741+00:00","date_source":"source"},{"id":"f26025da-153f-4d27-851c-7b4892602810","url":"https://onlylabs.fyi/signals/f26025da-153f-4d27-851c-7b4892602810","source_url":"https://github.com/microsoft/amplifier-bundle-amplifier-online","title":"microsoft/amplifier-bundle-amplifier-online","context":null,"kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"microsoft","name":"Microsoft","category":"frontier-lab"},"occurred_at":"2026-06-03T17:26:20+00:00","first_seen_at":"2026-06-05T20:58:41.438741+00:00","date_source":"source"}]}